Scaling Global Forgiveness One Email at a Time

Archbishop Desmond Tutu and his daughter Mpho Tutu wrote the book on forgiveness. And earlier this year they launched a parallel initiative: the Tutu Global Forgiveness Challenge. During the initial three-month signup period, 20,000 people from every time zone in the world invited forgiveness into their lives, delivered via a daily email. Over the course of the challenge, …

A Purchased List is a Dead List

Update, 8/1/14: According to the recently passed CASL, purchased lists are illegal in Canada. While they’re still technically legal in the US, they’re at odds with MailChimp’s acceptable use policy. Which means if you use them, we will shut down your account. – As a permission-based email service provider, MailChimp doesn’t allow our users to send to purchased, …

The Little QA Team That Could

As of today, MailChimp’s QA team consists of one team leader, one engineer, and four analysts. That may not seem big, but it’s huge compared to where we were last year. Back then, we had just one QA tester—me!—working out the kinks of each of our monthly releases. I’ve learned a lot over the past …

Best Made’s Handy Back-in-Stock Messaging

If you’re a retailer, you want to make it as easy as possible for your customers to get their hands on your products. So what happens when a popular item is out of stock on your e-commerce site? How do you make sure the people who want to buy it know when it’s available again? Best …

Insights from MailChimp’s Send Time Optimization System

Late last year, MailChimp rolled out our Send Time Optimization feature. Built on the Email Genome Project, which powers many of our other products, Send Time Optimization does just what you’d think: It suggests to users when they should send their campaigns. "So," you might be thinking, "when is the optimal time to send?" Well, it depends on who you …